This is the teardown of an APC Smart-UPS 1000VA (SUA1000RMI2U). An UPS is a device which powers other devices for a short time in case of a mains power failure. This allows the connected devices to shut down properly.

This is the teardown of a Defzone 300sg network firewall. Firewalls are used to keep your internal network safe from external threats. This particular model was introduced around the year 2007. Interestingly, there is no information to be found about both the model and its manufacturer.